/*基本信息*/
*{
	margin: 0;
	padding: 0;
	background-position: center center;
	background-repeat: no-repeat;
	background-attachment: fixed;
	background-size: cover;
	background-image: url(../img/index/bg.jpg);
}
	.container{
		width:1500px;
	}

	a{
		font-weight: bold;
	}

	body {
		font:16px Tahoma;
		text-align:center;
	}
	#cit {
		background-position: center center;
		background-repeat: no-repeat;
		background-size: cover;
		width: 100%;
		height: 450px;
		text-align: center;
		line-height: 50%;
		margin: 145px auto 10px;
	}

	#banner {
		width: 705px;
		height: 407px;
		margin: auto;
	}

	#content {
		width: 705px;
		height: 407px;
		overflow: hidden;
		position: relative;
	}

	#ul {
		height: 407px;
		position: absolute;
		left: 0;
		top: 23px;
	}

	#ul li {
		list-style: none;
		width: 705px;
		height: 407px;
		float: left;
	}

	#ul img {
		width: 705px;
		height: 407px;
		margin-left: 3px;
	}

	#left {
		top: 300px;
		left: 200px;
	}

	#right {
		top: 300px;
		right: 200px;
	}

	#dotul {
		width: 500px;
		position: relative;
		left: 280px;
		top: 450px;
	}

	#dotul li {
		list-style: none;
		float: left;
		width: 10px;
		height: 10px;
		border-radius: 20px;
		background-color: white;
		margin-left: 20px;
		cursor: pointer;
	}

	.b {
		width: 50px;
		height: 50px;
		position: absolute;
		cursor: pointer;
	}

	.b img {
		width: 100%;
		height: 100%;
	}

	.videos{
		display: flex;
		justify-content: center;
	}
	.video-source {
		width: 500px;
		height: 281px;
		margin: 0 50px;
		margin-top: 100px;

	}

	#bt {
		width: 1000px;
		height: 150px;
		text-align: center;
		background: #000000;
		background: rgba(0, 0, 0, 0);
		margin: auto;
	}

	.im img {
		/* transform: scale(0.2); */
		display: block;
		width: 100%;
		height: 100%;
		margin: 0 auto;
		/* background: rgba(0,0,0,0); */
	}

	.im {
		/* float: left; */
		width: 350px;
		height: 250px;
		margin: 10px 0;
		/* background: #FFFFFF; */
		border: 5px solid #FFFFFF;
		display: block;
		z-index: 1;
		position: relative;
		text-align: center;
	}

	.im:hover {
		border: #FF6700 solid 5px;
		z-index: 2;
	}

	#xr {
		width: 1300px;
		margin: 0 auto;
		height: 500px;
		/* background:#FFFFFF; */
		background: rgba(0, 0, 0, 0);
		margin-top: 20px;
		/* margin-left: 156px; */
		margin-bottom: 100px;
		text-align: center;
		/* background: rgba(0,0,0,0.3); */
	}

	.PageBody {
		width: 1200px;
		margin: 0 auto;
		height: auto;
		display: flex;
		flex-wrap: wrap;
		justify-content: space-between;
		/* background:#FFFFFF; */
		background: rgba(0, 0, 0, 0);
		margin-top: 80px;
		/* margin-left: 156px; */
		margin-bottom: 100px;
		/* background: rgba(0,0,0,0.3); */
	}